<template>
  <div>
    <p>我是APP组件</p>
    <Dome :value="count" @input="value => count = value"></Dome>

    
    <Demo v-model="count"></Demo>
  </div>
</template>

<script>
import Demo from './components/Demo.vue'
export default {
components:{
  Demo
},
data(){
  return{
    count:1
  }
}
}
</script>

<style>

</style>